Databases A-Z

The Video Journal of Orthopaedics (VJO) is a collection of over 300 educational videos created between 1996 and 2022 pertinent to the clinical practice of orthopaedic surgery.  The original peer-reviewed videos examine established surgical techniques, as well as introduce new techniques and technologies important to the orthopaedic surgeon.  

Subjects include: Elbow/Arm, Foot/Ankle, General, Hand/Wrist, Hip, Knee, Leg, Pediatric, Shoulder, Spine, Trauma

The videos were gifted to Johns Hopkins University in 2025, and access is for the JH community and not for public presentation.

JBJS Video Supplements were made possible by a Multimedia Alliance between The Journal of Bone and Joint Surgery (JBJS) and VJO, with the goal to increase the depth of information reported in select JBJS subscription articles through production of video supplements that focus on the described surgical procedures therein. 

To browse the full collection of videos, including summaries, enter Med21 in Catalyst (catalog) search box.

ThermoDex contains annotated bibliographic records that describe compilations of thermodynamic and physical property data for chemical compounds and other substances. Most are printed books; a few are freely available Web-based databases. ThermoDex is a "finding aid" designed to save you time in searching through numerous handbooks you might have in your library or lab. It enables you to enter both a type of compound and a property, and it returns a list of handbooks that might contain these data. The actual data are not reproduced in ThermoDex.

Thesaurus Linguae Graecae is an electronic data bank of ancient Greek literature from Homer (8th century B.C.) to 600 A.D. with historiographical, lexicographical and scholiastic texts from the period between 600 and 1453 A.D. The TLG project is located at the University of California, Irvine.

First published in 1785, The Times of London is widely considered to be the world's 'newspaper of record'. The Times Digital Archive allows users to search over 200 years of this invaluable historical source.

Explore domestic consumerism, life and leisure in America between 1850-1950 with Trade Catalogues and the American Home. This resource presents a wealth of highly illustrated primary source documents that highlight commercial tastes and consumer trends, and provide a valuable visual record for a breadth of interdisciplinary study. Covers the years of 1850-1950.

Brings together court records and financial accounts from some of London's principal livery companies, covering more than 300 years of history. The documents provide fascinating insights into the world of early modern London, through the lens of the trade guilds that dominated the economic, social, cultural, and political life of the city.

The Transformation of Shopping brings together rich collections of primary source material from world-renowned institutions, enabling research into the vibrant sociocultural history of the retail industry with material from over 300 stores. Drawn from across the nineteenth and twentieth centuries, trade literature, staff newsletters and photographs highlight the experiences of workers and consumers, offering exciting new insights into the ways in which stores shaped and influenced daily and working life.

Trends & Policy: US Healthcare is a series of in-depth primary source collections to support research and learning on policy related to today’s most pressing issues. This collection connects policies implemented by the U.S. government with the data-driven results and trends of those policies and provides context with analytical reports and news articles.

Tresor is an etymological and historical French language dictionary. Linked from the ARTFL Project website.